FAST · New
FAST Injector FAST Single 39Lb/hr
MPN 30397-1 · Store SKU fst30397-1
Supplier stock checked 11/7/2026, 4:07:57 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
FAST Precision-Flow Fuel Injectors deliver the outstanding idle quality, unparalleled flow consistency and durability essential for high performance EFI engine applications. Engineered to yield faster throttle response, reduced clogging and superior fuel atomization, Precision-Flow Fuel Injectors are manufactured to the tightest tolerances in the industry. FAST also offers Precision-Flow Fuel Injectors specifically for GM Gen IV engines that are the highest flowing injectors available for these applications and are uniquely designed for direct installation into LS2 and LS3/LS7/L76/L92/L99-style engines. Available in two different height configurations and a wide range of flow rates, the injectors are correctly sized (shorter than common LS1/LS6 injectors) and feature the correct EV6/USCAR connector, enabling a hassle-free plug-in operation. This pack of fuel injectors includes one 39 Lb/Hr LS3/LS7 Type Fuel Injector. Precision-Flow LS3/LS7 Profile 39 Lb/Hr High Impedance Injector
Manufacturer fitment & guides
Check 30397-1 against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
